| Line 132... |
Line 132... |
void *eth_get_tx_buf ()
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void *eth_get_tx_buf ()
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{
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{
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eth_bd *bd;
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eth_bd *bd;
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unsigned long add;
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unsigned long add;
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|
|
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printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
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if(tx_full)
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if(tx_full)
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return (void *)0;
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return (void *)0;
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|
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bd = (eth_bd *)ETH_BD_BASE;
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bd = (eth_bd *)ETH_BD_BASE;
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|
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| Line 155... |
Line 156... |
/* Send a packet at address */
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/* Send a packet at address */
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void eth_send (void *buf, unsigned long len)
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void eth_send (void *buf, unsigned long len)
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{
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{
|
eth_bd *bd;
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eth_bd *bd;
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|
|
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printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
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bd = (eth_bd *)ETH_BD_BASE;
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bd = (eth_bd *)ETH_BD_BASE;
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|
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bd[tx_last].addr = (unsigned long)buf;
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bd[tx_last].addr = (unsigned long)buf;
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|
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bd[tx_last].status &= ~ETH_TX_BD_STATS;
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bd[tx_last].status &= ~ETH_TX_BD_STATS;
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| Line 174... |
Line 176... |
eth_bd *bd;
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eth_bd *bd;
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unsigned long len = 0;
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unsigned long len = 0;
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|
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bd = (eth_bd *)ETH_BD_BASE + ETH_TXBD_NUM;
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bd = (eth_bd *)ETH_BD_BASE + ETH_TXBD_NUM;
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|
|
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printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
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while(1) {
|
while(1) {
|
|
|
int bad = 0;
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int bad = 0;
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|
|
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printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
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if(bd[rx_next].status & ETH_RX_BD_EMPTY)
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if(bd[rx_next].status & ETH_RX_BD_EMPTY)
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return len;
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return len;
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|
|
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printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
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if(bd[rx_next].status & ETH_RX_BD_OVERRUN) {
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if(bd[rx_next].status & ETH_RX_BD_OVERRUN) {
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printf("eth rx: ETH_RX_BD_OVERRUN\n");
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printf("eth rx: ETH_RX_BD_OVERRUN\n");
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bad = 1;
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bad = 1;
|
}
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}
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if(bd[rx_next].status & ETH_RX_BD_INVSIMB) {
|
if(bd[rx_next].status & ETH_RX_BD_INVSIMB) {
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| Line 210... |
Line 215... |
if(bd[rx_next].status & ETH_RX_BD_LATECOL) {
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if(bd[rx_next].status & ETH_RX_BD_LATECOL) {
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printf("eth rx: ETH_RX_BD_LATECOL\n");
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printf("eth rx: ETH_RX_BD_LATECOL\n");
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bad = 1;
|
bad = 1;
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}
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}
|
|
|
|
printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
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if(!bad) {
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if(!bad) {
|
|
printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
|
receive((void *)bd[rx_next].addr, bd[rx_next].len);
|
receive((void *)bd[rx_next].addr, bd[rx_next].len);
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len += bd[rx_next].len;
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len += bd[rx_next].len;
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}
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}
|
|
|
|
printf("%s - %s: %d\n", __FILE__, __FUNCTION__, __LINE__);
|
bd[rx_next].status &= ~ETH_RX_BD_STATS;
|
bd[rx_next].status &= ~ETH_RX_BD_STATS;
|
bd[rx_next].status |= ETH_RX_BD_EMPTY;
|
bd[rx_next].status |= ETH_RX_BD_EMPTY;
|
|
|
rx_next = (rx_next + 1) & ETH_RXBD_NUM_MASK;
|
rx_next = (rx_next + 1) & ETH_RXBD_NUM_MASK;
|
}
|
}
|
